Top management shows leadership of and commitment to the FSMS by: making sure the food safety policy and FSMS objectives are set and fit the organization's strategic direction; building FSMS requirements into business processes; making sure the resources the FSMS needs are in place; communicating why effective food safety management matters and why it is important to meet FSMS requirements, the statutory and regulatory requirements that apply and the customer food safety requirements that have been mutually agreed; making sure the FSMS is evaluated and maintained so it delivers what it is meant to; directing and supporting people to help make the FSMS effective; promoting continual improvement; and supporting other managers in showing leadership in their own areas.
This control maps to 38 controls across 29 other frameworks. If you already hold one of them, the evidence you collected for it is the starting point here rather than new work.